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Cygnus UNDERWATER
and
Topside Repeater Systems
Operation Manual
and
Accessories List
Doc No. M4-CYG1UW-TSR-M-ENG_Iss11.docx
August 2019
(Mk4 Cygnus UW Gauges)

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Summary of Contents for Cygnus UW-TSR

  • Page 1 Cygnus UNDERWATER Topside Repeater Systems Operation Manual Accessories List Doc No. M4-CYG1UW-TSR-M-ENG_Iss11.docx August 2019 (Mk4 Cygnus UW Gauges)
  • Page 2: Table Of Contents

    Cygnus Instruments ............. 11 Gauge Kit Contents .............. 12 Basic Kit Contents: “Cygnus UNDERWATER Upgradable Kit” ..12 Upgrade Kit ‘A’ – Cygnus Topside Repeater (TSR) Display ..13 Upgrade Kit ‘B’ – CygLink Software ........14 3. Gauge Preparation ............15 Fitting the Battery Pack ............
  • Page 3 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 7. CygLink Surface Display and Control Kit ......33 Kit Contents ................ 33 Connection Diagram ............. 34 Connector Details and Signals ..........34 Installing CygLink ..............34 Requirements ..............34 Upgrading ................ 35 Installing ................. 35 Running CygLink Application ..........
  • Page 4 Repairs ................73 Returning the Gauge for Servicing .......... 73 Information ..............74 Technical Specifications ............74 Topside Repeater Electrical Connections ..... 76 Cygnus UNDERWATER Gauge to Topside Repeater Display Unit 76 Cygnus UNDERWATER Gauge to USB-485 to Computer (CygLink) ..................76...
  • Page 5 Batteries and Chargers ............84 Miscellaneous Spares ............84 Carry Case ................. 84 Topside Repeater Upgrade Options ......85 Add Option A or B to a Cygnus UNDERWATER Gauge with Impulse Socket ................85 Recycling and Disposal (EC Countries)......87 Warranty Information ..........88 Pressure Test Statement ..........
  • Page 6: Important Notice

    This following important information must be read and understood by all users of Cygnus ultrasonic thickness gauges. The correct use of Cygnus ultrasonic thickness gauges requires identification of the correct equipment for the specific application coupled with an appropriately trained and qualified operator or technician.
  • Page 7: Introduction

    The Gauge is able to operate accurately in adverse environmental conditions. The Gauge is a solid-state electronic instrument which, under normal operating conditions, will give many years of active service. To connect the TSR the Cygnus UW gauge must have an integral Impulse Connector fitted.
  • Page 8 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Although designed for ease of operation first time users should carefully read this manual to familiarise themselves with the features of the Gauge...
  • Page 9: Multiple Echo Measurements

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Multiple Echo Measurements The Gauge works on the pulse-echo principle. The Probe transmits a very short pulse of ultrasound which enters the test piece. The Probe then acts as a receiver listening for return echoes,...
  • Page 10 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx echoes provide a reliable method of signal verification. This process is referred to as Triple Echo Verification.
  • Page 11: Cygnus Instruments

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Cygnus Instruments Cygnus Instruments Limited, founded in 1983, pioneered the development of the Digital Ultrasonic Multiple-Echo Technique used for measurement through coatings. This has long since been the standard required to ensure that accurate measurements are taken without the need to zero the Gauge or remove any coatings first.
  • Page 12: Gauge Kit Contents

    2. Lanyard & Molykote & Tommy Bar 3. Two Rechargeable NiMH Battery Packs 4. Battery Charger and Leads 5. Probe for Cygnus UNDERWATER, supplied as nosecone assembly with 1 m cable 6. Membrane Couplant 7. Accessories: Spare O-Rings, Spare Membranes, Membrane Locking Ring Key, 15 mm (½”) Test block, Torque (“Tommy”)
  • Page 13: Upgrade Kit 'A' - Cygnus Topside Repeater (Tsr) Display

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Upgrade Kit ‘A’ – Cygnus Topside Repeater (TSR) Display In addition to the main kit the following items are included: 1. Cygnus Topside Repeater Display unit 2. Umbilical cable: a. Impulse connector for Gauge connection...
  • Page 14: Upgrade Kit 'B' - Cyglink Software

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Upgrade Kit ‘B’ – CygLink Software In addition to the main kit the following items are included: 1. CygLink Software & Driver Installation CD or USB flash drive 2. Umbilical cable 3. USB-485 Converter...
  • Page 15: Gauge Preparation

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 3. Gauge Preparation The battery packs are supplied uncharged therefore both will require a full charge before use (see ‘Charging the Batteries’ on page 26). Once the batteries have been charged the Gauge is ready for use.
  • Page 16: Connecting The Probe And Nosecone

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Connecting the Probe and Nosecone The Probe is connected to the nosecone via a length of underwater coaxial cable, the nosecone then screws on to the end of the Gauge body. When screwing the nosecone onto the Gauge body tighten only by hand, ensuring there is no gap between the nosecone and Gauge.
  • Page 17: Replacing The O-Ring Seals

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Replacing the O-Ring Seals There are four O-ring seals fitted to the Gauge body, two for the battery and two for the nosecone. Spare O-rings are included in the kit, the different O-rings are marked A, B, C & D (B and D are the same).
  • Page 18 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Battery-End O-ring Location Molykote Grease Gauge (Nosecone-End) O-ring Nosecone O-ring Location Location Correct Location of O-rings Be careful not to fit the ‘A’ O-ring in the wrong position, this is a common mistake that will cause incorrect gauge operation.
  • Page 19: Checking The O-Rings

    Never use the Gauge without any O-rings fitted Spare O-rings are included in the Kit and can be ordered from Cygnus Instruments (see page 11 for contact details). Things to look for when inspecting the O-rings are: • Any flats or signs of wear •...
  • Page 20: Lanyard

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Lanyard A lanyard is supplied with the kit for attaching the assembled gauge to a diver’s belt. The small screw-locking gate should be attached to the battery pack D-ring; the other two larger carabiners can then be attached to a belt. One has a screw-gate for secure attachment to a belt, the other a snap-gate for quick repositioning of the gauge during use.
  • Page 21: Gauge Operation

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 4. Gauge Operation Gauge Controls Nosecone LED Display Attachment Power On/Off Switch SET, CAL+, CAL- Buttons (view from below, battery removed) Battery Connection Impulse connector for connection to an umbilical cable for Topside Repeater display...
  • Page 22: Turning The Gauge On

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Turning the Gauge On Press the Power button forward The display test ‘8888’ appears The firmware version is displayed The hardware version is displayed The probe frequency is displayed The velocity of sound is displayed...
  • Page 23: Taking A Thickness Measurement

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Taking a Thickness Measurement Remove any marine growth, loose rust, dirt or loose coatings and brush the test area clean When measuring underwater there is no need to use a couplant - the water itself...
  • Page 24 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx To help obtain a multiple echo reading the operator should continue to move the probe around to locate a suitable reflector, using a slight rocking motion. Note: When using the gauge underwater the ultrasound will travel...
  • Page 25: Battery Life

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Battery Life The Gauge will operate continuously for approximately 20 hours when fitted with a fully charged battery pack. It is recommended that you always fit a recharged battery pack at the start of each dive session.
  • Page 26: Charging The Batteries

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Charging the Batteries The batteries must only be charged using the charger supplied with the kit. The normal charge time is about 2 hours but this will depend on the battery charge state. As the batteries use NiMH cells there is no need to discharge the cells before charging, the batteries can be ‘topped up’...
  • Page 27 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx The charger is designed for indoor use only and should not be exposed to water or dust.
  • Page 28: Topside Repeater Facility

    It is possible for a third party application to read the data packets and process the thickness data, for more information of the data format see page 76. To connect the TSR the Cygnus UW gauge must have an integral Impulse Connector fitted.
  • Page 29: Using The Topside Repeater Display

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 6. Using the Topside Repeater Display The Cygnus Topside Repeater Display unit is a small battery powered unit with a LCD display that mimics the display of the Cygnus UNDERWATER gauge. It connects directly to the Cygnus UNDERWATER gauge via a single-pair umbilical cable.
  • Page 30: Turning The Unit Off

    The display backlight automatically turns off in bright light conditions, it will automatically turn on when the ambient light level drops. Connecting to the Cygnus UNDERWATER Gauge An umbilical cable is used to connect the Cygnus UNDERWATER gauge to the...
  • Page 31: Testing The Link

    Cygnus UNDERWATER Gauge and the Topside Repeater Display unit. To do this simply power on both the display and the gauge then measure the test block – the Topside Repeater Display should display the same result as the Cygnus UNDERWATER gauge.
  • Page 32: Troubleshooting - Error Messages

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Troubleshooting - Error Messages The Topside Repeater Display CONNECTION has not received any valid data since power-up Check that the Cygnus UNDERWATER Gauge is turned on and displaying either a measurement or the echo strength bar-chart...
  • Page 33: Cyglink Surface Display And Control Kit

    2. CygLink Software Installer on USB Flash Drive You will also need an Umbilical cable and connectors to connect the Cygnus UNDERWATER gauge to the top side. Cygnus can supply the complete umbilical cable with connectors fitted, or the customer can make their own umbilical cable using connectors...
  • Page 34: Connection Diagram

    Installing CygLink CygLink is supplied with the kit on a USB Flash Drive, or it can be downloaded from the Cygnus Instruments website. If you want to make sure you are installing the latest version then downloading from the website is the best route.
  • Page 35: Upgrading

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Upgrading You can check the Cygnus Instruments website for the latest version of CygLink. If you are upgrading from an older version of CygLink then you must uninstall the old version of CygLink first. Installing If you downloaded the CygLink installer file from the Cygnus website then this is a single self-extracting ZIP file.
  • Page 36: Connecting The Gauge To Cyglink For The First Time

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Connecting the Gauge to CygLink for the First Time Turn on the gauge Run CygLink V5 From the Menu click; Connect └ Discover new Gauge and Connect CygLink will search all the available Com ports listening for a Cygnus gauge..
  • Page 37: Disconnecting From The Gauge

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Once you have discovered the Gauge the connection settings will be stored for next time, so to connect next time simply click from the menu; Connect └ Connect to Underwater Gauge Disconnecting from the Gauge To disconnect from the Gauge simply click from the menu;...
  • Page 38: Surveys

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 4. The connection state (Connected, Lost Connection, Disconnected) Surveys A Survey is a container for all your data logged measurements. A Survey can be saved to a single file which can be copied or send electronically to another CygLink user.
  • Page 39: Opening An Existing Survey

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx From the Menu click; File └ New Survey Complete as many fields as required, you can always go back and edit this information. This information will appear on the PDF report and the export to CSV file output.
  • Page 40: Managing The Survey

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Managing the Survey Sorting Survey Records You can sort some of the columns in the Survey Records list by clicking on the column header. A column that has been sorted is marked with an asterisk after the column name. Clicking the column header a second time will toggle between an ascending or descending sort.
  • Page 41: Ref And Min Thickness

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Record Properties Screen You can edit the fields in this screen, the Details table is read only and contains details about the record and summary information about its measurements. Ref and Min Thickness You can set and apply a Reference and Minimum thickness value for the record, click the Apply..
  • Page 42: Protection State

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Protection State You can set a record to be Protected or Open, when Protected it will prevent users from editing the measurement points or deleting them. Measurement Summary Stats If you scroll down the Details table you will see summary information about the measurements contained in the records;...
  • Page 43: Logging Measurements In Cyglink

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Logging Measurements in CygLink You can use CygLink to log the top-side thickness measurements into the Survey so they can be presented in the Survey report. Logging Measurements Clicking the Log button next to the thickness measurement will first ask you to create a new Group.
  • Page 44: Managing Measurements

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Record and Measurements Tab Managing Measurements You can right-click a selected measurement to display the context- menu; Measurements Context Menu...
  • Page 45: Viewing Measurement Information

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx This menu allows you to Find, Rename and Delete a measurement point, you can also view information about the measurement or display it’s A-Scan graph if it has one. Note there is no undo function - once deleted the measurement point is lost, unless you have saved a copy of the survey or the record is still saved on the gauge.
  • Page 46: Adding Comments To Measurements

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Measurements Properties Screen Adding Comments to Measurements You can add comments to a measurement point using the measurement properties screen. The Notes field can be directly typed into or you can click the Add From Comments button to select a comment from the pre-defined list.
  • Page 47: Measurement Comment List

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Selecting Measurements Comments from the List Just select the required comments in the list and click Ok. Measurement Comment List The Measurement Comment List is a list of 8 pre-set text comments that can be added to data logged measurement points.
  • Page 48: Creating A Pdf Survey Report

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Creating a PDF Survey Report A PDF report can be produced containing all the Survey Records and thickness measurements in the Survey, grouped by each Survey Records. Once the export process is complete, your report will automatically be displayed in your installed PDF viewer.
  • Page 49 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx You can choose to include A- Scan and/or B-Scan graphs in the report. A report filename may be suggested, you can continue with the filename or type your own as required. The report is then created and will open in your PDF viewer.
  • Page 50: Exporting A Survey To A Csv File

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Exporting a Survey to a CSV File You can export the textual and numeric data from the whole survey to a CSV file that can be opened with a spreadsheet such as Microsoft Excel. An example of a CSV export opened in Excel is shown below;...
  • Page 51: Cyglink Trouble Shooting

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Survey CSV Export opened in Excel. CygLink Trouble Shooting Setting the COM Port Manually If CygLink fails to locate the correct COM port number you can set in manually from the File -> Communications Options menu item.
  • Page 52: To Change The Com Port Number Assigned By Windows

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx USB Serial Port entry. Remember the COM number listed, as this will need to be selected within CygLink’s settings menu. Windows ® Device Manager To Change the COM Port number assigned by ® Windows Depending on a variety of factors, Windows ®...
  • Page 53 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 2. On the Properties form select the “Port Settings” tab, then click the “Advanced” button. 3. On the “Advanced Settings” form you can change the COM Port number. Finish by clicking the “OK” button.
  • Page 54 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx...
  • Page 55: Connection Problems - Usb Drivers

    The Serial to USB converter used for the Cygnus UNDERWATER gauge is manufactured by KK Systems and uses Prolific drivers. You can search the web for the latest drivers from Prolific;...
  • Page 56: Connecting The Underwater Gauge To The Computer

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 8. Connecting the UNDERWATER Gauge to the Computer An umbilical cable is used to connect the Cygnus UNDERWATER gauge to the USB-485 converter module Remove the Impulse blanking plug from the Cygnus UNDERWATER gauge The Impulse plug on the...
  • Page 57: Probes & Membranes

    The Gauge should only be used with Soft-Faced probes supplied by Cygnus Instruments. Cygnus Soft-Faced probes are fitted with a Polyurethane Membrane which provides better contact on rough surfaces and protects the probe face from wear, prolonging the life of the probe.
  • Page 58: Changing The Membrane

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Changing the Membrane Unscrew the Knurled Ring from the end of the Probe Use the Locking Ring Key to unscrew the Locking Ring from inside the Knurled Ring. The old membrane can then be removed...
  • Page 59: Probe Selection & Specifications

    ½ inch 0.04 – 2 inch heavy corrosion. Lower frequency probes offer better penetration on heavy corrosion/coatings. Probe Frequency Identification The frequency of Cygnus probes is indicated by colour: Old Style Inox Remote Probes Probes Coloured Probe Face Coloured Band on Probe Cap Red = 2.25 MHz...
  • Page 60: Gauge Setup

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 10. Gauge Setup Gauge Menu Diagram...
  • Page 61: Connecting The Battery During Setup

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Connecting the Battery during Setup To provide access to the setup buttons connect the battery pack to the gauge body using the calibration jumper lead supplied with the kit. Connect this lead from the battery to the connection at the battery end of the gauge as shown below.
  • Page 62: Calibrating The Gauge

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 11. Calibrating the Gauge The Gauge is supplied tested and calibrated. The Gauge will have been calibrated to measure thickness through steel (grade S355JO). Either a 15mm or ½” test block is supplied with the kit so the Gauge can be quickly checked for correct operation.
  • Page 63: Calibrating To A Known Thickness (Single Point)

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Calibrating to a known thickness (Single Point) This method of calibrating the Gauge is the most accurate as the Gauge calculates the velocity of sound for the sample material. Accurately measure the 25.40 thickness of your sample...
  • Page 64: Setting The Velocity Of Sound

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Setting the Velocity of Sound The Gauge uses the Velocity of Sound value to calculate the material thickness value from the matched triple-echo time. A table at the back of this manual lists velocity of sound values (on page 80) for common materials.
  • Page 65: Measurement Units

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Measurement Units The Gauge can display thickness measurements in either Metric (mm) or Imperial (inch). Changing the measurement units will not affect the calibration. Press the SET button 2 times to enter the Gauge setup menu and...
  • Page 66: Resolution Setting

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Resolution Setting The Gauge can display the thickness measurements in two resolutions: • High Resolution : 0.05 mm / 0.002 inch • Low Resolution : 0.1 mm / 0.005 inch To change the Resolution setting:...
  • Page 67: Automatic Probe Frequency Setting

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Automatic Probe Frequency Setting The Gauge will automatically detect the frequency of the probe connected and set the Gauge accordingly. When a probe of a different frequency is connected the display will briefly show the new probe frequency detected.
  • Page 68: General Points On Thickness Gauging

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 12. General Points on Thickness Gauging On very rough surfaces and especially if both sides are badly corroded, it is often necessary to move the Probe around to locate a back wall reflector. Sometimes a slight rocking movement can help find reflectors which are otherwise impossible.
  • Page 69: Troubleshooting

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 13. Troubleshooting The Gauge will not Switch On • Are the batteries discharged? • Check the battery pack is fitted correctly. Difficulty obtaining a Reading If there is 1 single flashing bar on the display – this means the Gauge is not receiving any echoes: •...
  • Page 70 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx frequencies which are too low cause doubling and tripling of the actual thickness.
  • Page 71: The 4 Point Check

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 14. The 4 Point Check The most frequent reasons found to cause difficulty getting readings are: 1. Is the Probe-membrane fitted correctly? • Check that there is a thin layer of oil between the membrane and Probe-face, and with no air-bubbles trapped.
  • Page 72: Care And Servicing

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 15. Care and Servicing Cleaning the Gauge After each dive while the Gauge is still assembled, wash the unit in fresh water and allow to dry A mild detergent may be necessary to remove grease from...
  • Page 73: Repairs

    M4-CYG1UW-TSR-M-ENG_Iss11.docx Repairs There are no user serviceable parts inside the Gauge. Therefore all repair work should be carrier out by Cygnus Instruments or by an Authorised Cygnus Service dealer Returning the Gauge for Servicing A full Manufacturer’s Factory Service is available from Cygnus Instruments.
  • Page 74: Information

    High Resolution Mode and measurement <100.0 mm 0.1 mm (0.005”) Selectable. Low Resolution Mode or measurement >99.95 mm Display Type of Display 4 x 7 Segment LED, Red. Display Size 8 mm High. Transmitter To use Deep Coat mode consult Cygnus Instruments Ltd.
  • Page 75 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Shape of Pulse Square Pulse Energy : Voltage (peak- 30 V p-p to-peak) Pulse Energy : Rise Time 25 ns (max) Pulse Energy : Pulse Duration 110 ns / 135 ns / 230 ns (5 MHz, 3.5 MHz, 2.25 MHz)
  • Page 76: Topside Repeater Electrical Connections

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 17. Topside Repeater Electrical Connections Cygnus UNDERWATER Gauge to Topside Repeater Display Unit Impulse Connector Topside Repeater Signal IE-LPMIL-4-MP Lemo 1 (Gauge End) (Topside) Pin 1 (black) No Connection Pin 2 (white) Pin 3 (yellow)
  • Page 77: Serial Data Format

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 18. Serial Data Format The CygLink program is provided to automatically decode the measurement data sent from the Gauge, and to provide a calibrated display of the results. For users who want to display and log the data using their own software, this section describes the arrangement of the data sent from the Gauge.
  • Page 78 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Reading [see table above] Range The Gauge returns all Readings in a 4- byte decimal string Readings which require 5-bytes [e.g. 100.00+mm, or 10.000+inch] are auto-ranged to the 4 most significant bytes Range bit for every...
  • Page 79 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Reading-type Hi-Range Lo-Range Imperial, Lo-Resolution x x . x x x . x x x Metric, Lo-Resolution x x x . x x x x . x Imperial, Hi-Resolution x x . x x x . x x x Metric, Hi-Resolution x x x .
  • Page 80: Table Of Sound Velocities

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 19. Table of Sound Velocities Velocities will vary according to the precise grade and processing conditions of the material being measured. This table is included as a guide only. Wherever possible, the Gauge should always be calibrated on the material under test.
  • Page 81: Reading Conversions

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Tungsten Carbide 6660 0.2622 1.125 Epoxy Resin 2500 0.0986 0.422 Acrylic 2730 0.1076 0.461 Nylon (Polyamide) 2620 0.1032 0.443 Reading Conversions If only a few measurements are to be taken on a material other than Steel, it may be easier to leave the calibration set for Steel and merely convert the readings by multiplying by the Conversion Factor for the material being measured.
  • Page 82: Accessories List

    Probe S5A 5.0MHz 6mm(1/4") for Cygnus Underwater 001-9342 Probe S5C 5.0MHz 13mm(1/2") for Cygnus Underwater 001-9320 Fixed Head Probe 2.25MHz 13mm (1/2") for Cygnus Underwater Lower frequency probes offer better penetration on heavy corrosion/coatings. Please refer to page 59for correct probe selection.
  • Page 83: Cables And Leads

    001-3708 UCA-2 Ultrasonic Couplant Gel (100 ml) Cables and Leads Part No. Description 001-0410 Calibration Jumper Lead for Cygnus 1 IS, UW & HD Gauges 001-0413 Cygnus UW (Impulse) to Topside PC (9D) Umbilical cable 001-0414 Cygnus UW (Impulse) to Topside Repeater (Lemo)
  • Page 84: Batteries And Chargers

    Batteries and Chargers Part No. Description 001-1504 Battery for Cygnus UNDERWATER Gauges Mk 3/4 001-1514 Battery Charger for Cygnus UW / IS Mk 3/4 (UK Mains Plug) 001-1515 Battery Charger for Cygnus UW / IS Mk 3/4 (US Mains Plug) 001-1516...
  • Page 85: Topside Repeater Upgrade Options

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 21. Topside Repeater Upgrade Options Add Option A or B to a Cygnus UNDERWATER Gauge with Impulse Socket The Impulse socket must be fitted to allow connection to topside repeater systems. Cygnus UNDERWATER Gauge with Impulse Socket Part No.
  • Page 86 Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx Please refer to page 28 for information on options A, B and C.
  • Page 87: Recycling And Disposal (Ec Countries)

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 22. Recycling and Disposal (EC Countries) The WEEE Directive (Waste Electrical and Electronic Equipment 2002/96.EC) has been put into place to ensure that products are recycled using best available treatment, recovery and recycling techniques to ensure human health and high environmental protection.
  • Page 88: Warranty Information

    6. Except in respect of death or personal injury caused by the negligence of Cygnus, Cygnus shall not be liable to the Purchaser or to any other person by reason of any representation (unless fraudulent), or any implied warranty, condition or other term,...
  • Page 89: Pressure Test Statement

    Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 24. Pressure Test Statement All Cygnus UNDERWATER gauges are pressure tested in water as part of our test procedures. Please refer to the environmental rating section for further information...
  • Page 90: Index

    Cygnus UW-TSR Operation Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx 25. Index Accessories Metric, 65 Batteries and Chargers, 84 Nosecone Cables and Leads, 83 Fitting, 16 Carry Case, 84 Removing, 16 Electronic Bodies, 83 O-Rings Membrane Couplant, 83 Checking, 19 Miscellaneous Spares, 84 Molykote, 18...
  • Page 91 Cygnus UW-TSR Operating Manual M4-CYG1UW-TSR-M-ENG_Iss11.docx maximum cable length, 28 maximum cable length, 28 Topside Repeater Upgrade Units, 65 Options, 85 Unrelated echoes, 69 Triple Echo Verification, 9 Warranty, 88 Troubleshooting, 69 WEEE Directive, 87 Umbilical Cable...

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